15 Unexpected Origins of Famous Ideas

An apple falls on Newton's head, BAM -- gravity. Franklin puts a key on a kite, BAM -- electricity. Tesla harnesses said electricity, BAM -- Edison hoodwinks him and makes millions. Point is, you never know where famous ideas might develop from. We asked our readers to show us the gritty origins of some of our most famous inventions. The winner is below, but first the runners-up ...